this official day of mourning extends beyond connecticut. states all over the country are planning a moment of silence this morning to remember the slain students and faculty. brian, michelle? >> marly we have seen teddy bears and candles and flowers. do you know what's going to happen with all of those left in town? >> reporter: those mementos are still here. every day more and more show up as visitors stream in. as you can probably tell, it's raining quite heavily here in newtown. so tents have been put up to protect those mementos from the elements. brian, michelle. >> thank you, marlie hall in newtown, connecticut, thank you very much. >>> and we have seen a number of different gun buy-back programs around the bay area in response to the newtown shooting but in one county, it's not just guns they want. the marin county district attorney is urging people to turn in any violent videogames they have. it's part of another gun buy- back with police and sheriff's offices as part of an upcoming weapons buy-back programs with police and sheriff'